Entities mentioned:
- Philip Rivers: Self-preservation, Professional pride, Legacy
- Buffalo Bills: Competitive spirit, Ambition, Recognition
- Sean McDermott: Self-preservation, Professional pride
- Indianapolis Colts: Competitive spirit, Ambition

Article Assessment:
Credibility Score: 75/100
Bias Rating: 50/100 (Center)
Sentiment Score: 45/100
Authoritarianism Risk: 20/100 (Strongly Democratic)

Bias Analysis:
The article presents a balanced view of the situation, reporting facts from multiple sources. It doesn't lean towards favoring any particular side or outcome in the coaching search.

Key metric: NFL Coaching Stability

Let me tell you something - this story is RIDICULOUS! We've got a real game-changer here, folks! Philip Rivers, a true gridiron warrior, just pulled a fourth-quarter audible in the Buffalo Bills' head coaching search. This is a HUGE play that's gonna shake up the entire league! Rivers, fresh off an unexpected comeback season with the Colts, was looking like a star recruit for the Bills' coaching roster. But in a shocking twist, he's decided to take his talents off the field! The Bills, still reeling from their playoff fumble, are now scrambling to find their next play-caller. This is the kind of high-stakes drama that keeps the NFL's coaching carousel spinning! Rivers' decision to withdraw is like watching a veteran quarterback opt out of a critical drive - it's got everyone wondering what's really going on in the locker room! The Bills' front office is now in a two-minute drill to find their next head coach, and believe me, the pressure is ON! This is championship-level decision making, folks, and it's gonna define the future of this franchise!